Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 310217
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PST TUE DEC 30 2025
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 38 312 PM 57 1958 44 -6 46
MINIMUM 27 200 AM 3 1978 33 -6 32
AVERAGE 33 39 -6 39
PRECIPITATION (IN)
TODAY 0.00 2.50 1970 0.25 -0.25 0.11
MONTH TO DATE 13.42 7.60 5.82 10.16
SINCE OCT 1 25.20 20.88 4.32 20.82
SINCE JAN 1 44.56 50.37 -5.81 49.41
DEGREE DAYS
HEATING
TODAY 32 26 6 26
MONTH TO DATE 626 783 -157 676
SINCE DEC 1 626 783 -157 676
SINCE JUL 1 1765 2214 -449 1863
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 201 113 88 214
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 0.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 96 100 AM
AVERAGE 98
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 58 1996
MINIMUM TEMPERATURE (F) 33 -5 1978
SUNRISE AND SUNSET
DECEMBER 30 2025......SUNRISE 757 AM PST SUNSET 432 PM PST
DECEMBER 31 2025......SUNRISE 757 AM PST SUNSET 433 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$